Gro-Slabs provide the final stage for growing a spectacularly large plant.
Transplant your Gro-Block plant onto a slab just like professional growers. They come in clearly marked biodegradable UV resistant sleeves for comfortable handling and algae prevention.
- Expert vertical fibers for faster drainage; best for hobbyists
- Classic horizontal fibers for slower drainage; best for hot/dry climates
- Available in the following sizes:
EXPERT FAT SLAB 6 x 4 x 36" (12/Case)
EXPERT SLAB 6" x 3" x 36" (12/Case)
EXPERT SLAB 8" x 3" x 36" (12/Case)
CLASSIC SLAB 12" x 3" x 36" (8/Case)
These items do not qualify for free shipping.